The number 47062
47062 is a composite number with 4 divisors. Its prime factorisation is 2 × 23531. Divisors (4): 1, 2, 23531, 47062.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 47062: a semiprime: 2 × 23531, the product of two primes.
- 2
47062 is composite. Its prime factorisation is
- 3
The divisors add up to 70596; without 47062 itself that is 23534, so 47062 is deficient (23534 is less than 47062). Euler's totient φ(47062) = 23530 numbers up to 47062 share no factor with it.
- 4
The digits of 47062 add up to 19, and repeating that until one digit is left gives the digital root 1. The Collatz sequence (halve if even, else 3n+1) takes 145 steps to reach 1.
LaTeX source of the formulas on this page
\[ 47062 = 2 \times 23531 \]
47062 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 70596 |
| Euler totient φ(n) | 23530 |
| Square | 2214831844 |
| Cube | 104234416242328 |
| Square root | 216.937779 |
| Digit sum / digital root | 19 / 1 |
| Collatz steps to 1 | 145 |
| Scientific notation | 4.7062 × |
47062 in other forms
| Form | Value |
|---|---|
| In words | forty-seven thousand and sixty-two |
| Binary (base 2) | 1011011111010110 |
| Octal (base 8) | 133726 |
| Hexadecimal (base 16) | B7D6 |
| Base 3 | 2101120001 |
| As time | 47062 seconds = 13 h 4 min 22 s |
Is 47062 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (47062 ÷ 2 = 23531) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | No (remainder 1) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | No (remainder 2) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 2) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 4) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 1) | A number is divisible by 7 if double the last digit and subtract it from the rest: the result is a multiple of 7. |
| 8 | No (remainder 6) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 1) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 2) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 4) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 10) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 47062 a prime number?
No. 47062 = 2 × 23531, so it is divisible by 2.
What are the factors of 47062?
1, 2, 23531, 47062.
What is 47062 in binary?
1011011111010110 (hexadecimal B7D6, octal 133726).
What is the square root of 47062?
About 216.9378.
Is 47062 divisible by 3?
No. Its digits add up to 19, which is not a multiple of 3.
What is special about the number 47062?
47062 is a semiprime: 2 × 23531, the product of two primes.